airflow dag_warning_endpoint 源码
airflow dag_warning_endpoint 代码
文件路径：/airflow/api_connexion/endpoints/dag_warning_endpoint.py
# Licensed to the Apache Software Foundation (ASF) under one
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# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
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from __future__ import annotations
from sqlalchemy.orm import Session
from airflow.api_connexion import security
from airflow.api_connexion.parameters import apply_sorting, check_limit, format_parameters
from airflow.api_connexion.schemas.dag_warning_schema import (
DagWarningCollection,
dag_warning_collection_schema,
)
from airflow.api_connexion.types import APIResponse
from airflow.models.dagwarning import DagWarning as DagWarningModel
from airflow.security import permissions
from airflow.utils.session import NEW_SESSION, provide_session
@security.requires_access([(permissions.ACTION_CAN_READ, permissions.RESOURCE_DAG_WARNING)])
@format_parameters({'limit': check_limit})
@provide_session
def get_dag_warnings(
*,
limit: int,
dag_id: str | None = None,
warning_type: str | None = None,
offset: int | None = None,
order_by: str = "timestamp",
session: Session = NEW_SESSION,
) -> APIResponse:
"""Get DAG warnings.
:param dag_id: the dag_id to optionally filter by
:param warning_type: the warning type to optionally filter by
"""
allowed_filter_attrs = ["dag_id", "warning_type", "message", "timestamp"]
query = session.query(DagWarningModel)
if dag_id:
query = query.filter(DagWarningModel.dag_id == dag_id)
if warning_type:
query = query.filter(DagWarningModel.warning_type == warning_type)
total_entries = query.count()
query = apply_sorting(query=query, order_by=order_by, allowed_attrs=allowed_filter_attrs)
dag_warnings = query.offset(offset).limit(limit).all()
return dag_warning_collection_schema.dump(
DagWarningCollection(dag_warnings=dag_warnings, total_entries=total_entries)
)
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